<template>
	<view>
		<view class="goods-list">
			<view class="goods-list">
				<view v-for="(goods,i) in goodsList" :key="i" @click="gotoDetail(goods)">
					<my-goods :goods="goods"></my-goods>
				</view>
			</view>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				queryObj:{
					// 查询关键词
					query: '',
					// 商品分类Id
					cid:'',
					//页码值
					pagenum:1,
					//每页显示多少条数据
					pagesize: 10,
				},
				goodsList:[],
				total:0,
				isloading: false
			};
		},
		onLoad(options) {
			this.queryObj.query = options.query || ''
			this.queryObj.cid = options.cid || ''
			
			//获取商品列表数据的方法
			this.getGoodsList();
		},
		onReachBottom() {
		  if(this.queryObj.pagenum * this.queryObj.pagesize >= this.total) return uni.$showMsg("数据加载")
		  if(this.isloading) return
			
		  this.queryObj.pagenum += 1
		  this.getGoodsList();
		},
		onPullDownRefresh() {
			this.queryObj.pagenum = 1
			this.total = 0
			this.isloading = false
			this.goodsList = []
			
			// 发起请求
			this.getGoodsList(() => uni.stopPullDownRefresh())
		},
		methods:{
			async getGoodsList(cb){
				// 打开节流阀
				this.isloading = true;
				// 发送请求
				const {data:res} = await uni.$http.get('/api/public/v1/goods/search',this.queryObj)
				// 关闭节流阀
				this.isloading = false;
				
				cb && cb()
				
				if(res.meta.status !== 200) return uni.$showMsg()
				
				this.goodsList = [...this.goodsList,...res.message.goods]
		
				this.total = res.message.total
			},
			gotoDetail(item){
				uni.navigateTo({
					url:'/subpkg/goods_detail/goods_detail?goods_id='+ item.goods_id
				})
			}
		}
	}
</script>

<style lang="scss">

</style>
